TwinTurbo.NET: Nissan 300ZX forum - Failed CA smog. High NO reading. No ECU codes.... thoughts?
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Subject Failed CA smog. High NO reading. No ECU codes.... thoughts?
     
Posted by GrecV2 on January 25, 2020 at 12:22 PM
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Message NO reading was about 50% too high...

I have passed smog the last two years just fine, w/ the only change to car, since the last time, being addition of Z1 ICs...

I wouldn't think it was EGR related since no codes are being thrown. Getting a code 55.

Cats went tits up, maybe..?

Former Stage V addict... off the wagon.

     
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